4512320440111 has 32 divisors (see below), whose sum is σ = 4964811844608. Its totient is φ = 4067004090240.

The previous prime is 4512320440049. The next prime is 4512320440163. The reversal of 4512320440111 is 1110440232154.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4512320440111 is a prime.

It is a super-2 number, since 2×4512320440111² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4512320440111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4512320410111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2665279981 + ... + 2665281673.

It is an arithmetic number, because the mean of its divisors is an integer number (155150370144).

Almost surely, 2^{4512320440111} is an apocalyptic number.

4512320440111 is a deficient number, since it is larger than the sum of its proper divisors (452491404497).

4512320440111 is a wasteful number, since it uses less digits than its factorization.

4512320440111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4351.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 4512320440111 its reverse (1110440232154), we get a palindrome (5622760672265).

The spelling of 4512320440111 in words is "four trillion, five hundred twelve billion, three hundred twenty million, four hundred forty thousand, one hundred eleven".